Warn about using the GC

[Sergey]

On Sunday, 14 January 2024 at 10:49:44 UTC, Siarhei Siamashka 
wrote:
> Too bad that Walter is most likely already fixated on his own 
> idea and is in a "tunnel vision" mode, turning a blind eye on 
> real practical use cases. Now he will defend his contraption to 
> the bitter end. Don't expect him to pay any attention to the 
> opinion of lowly plebeians. We are only allowed to cheer on him 
> and praise his great talent.

more users for OpenD… so the transition may become the reality..